Patents by Inventor Stig E. Lagerberg

Stig E. Lagerberg has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of making a cemented carbide body for tools and wear parts
    Patent number: 5333520
    Abstract: A method for manufacturing of a cemented carbide body for cutting tools, rock drilling tools or wear parts with complicated geometry characterized in that the body is sintered together from simpler pressed but unsintered parts to form a body with desired complex geometry.
    Type: Grant
    Filed: May 18, 1993
    Date of Patent: August 2, 1994
    Assignee: Sandvik AB
    Inventors: Udo K. Fischer, Jan Akerman, Bengt A. Asberg, Stig E. Lagerberg